/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Topo/TopologicalFace.h
Disconnects the face of its neighbors i.e. remove topological edge and vertex link with its neighbors
void Disjoin ( [TArray](API\Runtime\Core\Containers\TArray)< [FTopologicalEdge](API\Runtime\CADKernel\CADKernel\Topo\FTopologicalEdge) * > * NewBorderEdges )